8. BRYENNIUS (Βρυέννιος), was governor of the fortresses of Stenimachus and Tzapaena during the reign of the emperor Andronicus Palaeologus the elder. He recovered (A. D. 1322) the town of Philippopolis, which had fallen into the hands of Terteres, king of the Moesi or Bulgarians. George Bryennius afterwards held the office of Magnus Drungarius. (Cantacuzenus, 1.36, 37; Ducange, Famil. Byzant. p. 177.)
A Dictionary of Greek and Roman biography and mythology
Smith, William
A Dictionary of Greek and Roman biography and mythology. William Smith, LLD, ed. 1890